1550942119 has 2 divisors, whose sum is σ = 1550942120. Its totient is φ = 1550942118.

The previous prime is 1550942083. The next prime is 1550942131. The reversal of 1550942119 is 9112490551.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1550942119 - 2⁷ = 1550941991 is a prime.

It is a super-2 number, since 2×1550942119² = 4810842912976420322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1550942149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 775471059 + 775471060.

It is an arithmetic number, because the mean of its divisors is an integer number (775471060).

Almost surely, 2^1550942119 is an apocalyptic number.

1550942119 is a deficient number, since it is larger than the sum of its proper divisors (1).

1550942119 is an equidigital number, since it uses as much as digits as its factorization.

1550942119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 37.

The square root of 1550942119 is about 39382.0024757503. The cubic root of 1550942119 is about 1157.5289548616.

The spelling of 1550942119 in words is "one billion, five hundred fifty million, nine hundred forty-two thousand, one hundred nineteen".